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EN| VERSION 1.1 | 11/08/2023
USER'S MANUAL
K&F PIA LFX

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Summary of Contents for KLING & FREITAG PIA LFX

  • Page 1 EN| VERSION 1.1 | 11/08/2023 USER‘S MANUAL K&F PIA LFX...
  • Page 3: Table Of Contents

    2.2 System requirements 2.3 Items Included 2.4 Overview of PIA LFX Parts 2.5 PIA LFX Dimensions 2.6 PIA LFX Dimensions (incl. wall mount) 2.7 Technical Specifications 2.8 Frequency response 2.8.1 PIA M FQ in bass-reflex low-cut mode 2.8.2 PIA M FQ in cardioid low-cut mode 2.8.3 PIA M FQ in bass-reflex overlap (400Hz) mode...
  • Page 4: Introduction

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 Introduction Icons Used This icon indicates a risk of injury or death. Not following these instructions may result in seri- WARNUNG ous health problems including potentially fatal injuries. This icon indicates a possibly dangerous situation. Not following these instructions may cause VORSICHT minor injuries or damage.
  • Page 5: Product Description

    Kling & Freitag PIA M. When used in a setup with a base plate and the PIA M20 Link accessory, the PIA LFX not only becomes an elegant stand for the PIA M but also extends the usable frequency range down to below 60 Hz.
  • Page 6: System Requirements

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 System requirements • K&F mounting hardware • K&F SystemAmp: • K&F PLM+ series • K&F D series • K&F IPX2400 • K&F IPX1200 Version 1.1 © KLING & FREITAG GMBH Page 6 of 36...
  • Page 7: Items Included

    User's Manual K&F PIA LFX Items Included • 1 x K&F PIA LFX speaker • 1 x user guide Overview of PIA LFX Parts M10 bore for fastening mount- ing hardware (same at the top and the base) Connector panels with 2...
  • Page 8: Pia Lfx Dimensions

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 PIA LFX Dimensions 79,7 Version 1.1 © KLING & FREITAG GMBH Page 8 of 36...
  • Page 9: Pia Lfx Dimensions (Incl. Wall Mount)

    User's Manual K&F PIA LFX PIA LFX Dimensions (incl. wall mount) © KLING & FREITAG GMBH Version 1.1 Page 9 of 36...
  • Page 10: Technical Specifications

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 Technical Specifications Concept 1-way system with active equalization Supported amplifiers K&F PLM+ series, K&F D series, K&F IPX 2400, K&F IPX 1200 Frequency range @-10 dB 52 Hz – 240 Hz Frequency range @±3 dB...
  • Page 11: Frequency Response

    User's Manual K&F PIA LFX Frequency response 2.8.1 PIA M FQ in bass-reflex low-cut mode PIA LFX PIA M Bass Reflex LCut 1000 10000 20000 Frequency (Hz) 2.8.2 PIA M FQ in cardioid low-cut mode PIA LFX PIA M Cardio LCut...
  • Page 12: Pia M Fq In Bass-Reflex Overlap (400Hz) Mode

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 2.8.3 PIA M FQ in bass-reflex overlap (400Hz) mode PIA LFX Overlap PIA M Bass Reflex Overlap 1000 10000 2000 Frequency (Hz) Version 1.1 © KLING & FREITAG GMBH Page 12 of 36...
  • Page 13: Accessories, Description And Items Included

    Colors: black, white; RAL on request K&F PIA M truss adapter set Allows for vertical mounting of one PIA M or PIA LFX speaker to a truss or pipe with a diameter of 48 mm – 51 mm (1.9” – 2").
  • Page 14 K&F M10×35 eyebolt Allows for flying one PIA M or PIA LFX speaker or one speaker pair con- sisting of one PIA LFX and one PIA M speaker connected with a PIA Link accessory. Can also be used as a safety eyelet.
  • Page 15 Colour: black K&F PIA M20 Link The PIA M20 Link allows for installing one PIA M or PIA LFX speaker or one speaker pair consisting of one PIA LFX and one PIA M speaker connect- ed with a PIA Link accessory.
  • Page 16: General Safety Instructions

    Planning must be performed and responsibility be taken by qualified person- nel only. K&F PIA LFX speakers may be installed or flown by qualified personnel (riggers) only! Refer to the relevant accessory manuals for safety and handling instructions with regard to your instal- lation options and further details.
  • Page 17: Mounting The Accessories

    Mounting the PIA M Wall Bracket Risks imposed by falling parts WARNUNG • Be sure to mount the PIA LFX vertically! • Note you must not install the wall mount at the ceiling. • Before installation, consider the load-bearing capacity, strength, and structure of the wall.
  • Page 18 User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 2. Mount the base / top plates sup- plied with the PIA M wall mount as shown. 3. Don’t tighten the M10×50 screw yet—the fastening bracket should still be movable. 4. Repeat the procedure with the second plate.
  • Page 19 User's Manual K&F PIA LFX 5. Install four anchors according to the adjacent drawing [red measurements]. Be sure to leave sufficient space between the anchor head and the wall, so you are able to place the wall mount behind the anchor head.
  • Page 20: Mounting The Pia M Truss Adapter Set

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 Mounting the PIA M Truss Adapter Set Required Tools Allen key (size 6) 1. Remove the upper M10×50 countersunk screw from the rear panel to attach a truss adapter to the speaker’s M10 thread.
  • Page 21: Mounting The Stand Sleeve

    User's Manual K&F PIA LFX 7. Screw the M12 nut with spring washer and washer onto the bolt and tighten 8. Secure the screw connection us- ing butterfly nut [E]. 9. Repeat the procedure to mount the other truss adapter on the opposite side of the speaker.
  • Page 22 4. Remove the M10 anchor bolt using the size-6 Allen key that is stored in the PIA M20 Link. 5. Screw the M10 anchor bolt to the base of the PIA LFX speaker. 6. Remove the two lower M10×50 screws from the PIA LFX speaker.
  • Page 23 User's Manual K&F PIA LFX 9. Secure the PIA LFX speaker firmly to the PIA M20 Link using the M10×50 screws. 10. Put the size-6 Allen key back to its storage location. © KLING & FREITAG GMBH Version 1.1 Page 23 of 36...
  • Page 24: Conncting To A Pia M Speaker

    Please note that the speaker footprint is very small. Therefore, secure the speakers against tip- ping during installation – preferably by getting help from a second person. 1. Place the PIA LFX speaker upright on the floor or connect it to the stand or a K&F woofer featuring...
  • Page 25: Mounting The Tv Spigot

    For upright operation, first mount the PIA LFX speaker to a stand or K&F woofer featuring an M20 thread (see »Mounting the PIA M20 Link for Use on a Stand« on page 21) while a sec- ond person secures the upper PIA LFX speaker.
  • Page 26 User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 3. Screw a K&F M10×35 eyebolt into the exposed upper M10 thread on the rear panel. 4. Be sure to use the TV spigot with compatible and approved acces- sories only (e.g. K&F TV-spigot...
  • Page 27: Mounting The M10×35 Eyebolt

    PIA LFX. 3. Screw a K&F M10×35 eyebolt into the exposed upper M10 thread on the rear panel. 4. Suspend the PIA LFX from eye- bolt at the top using an ap- proved steel cable or chain suitable for this purpose.
  • Page 28: Wiring

    08.11.2023 11/08/2023 Wiring • Before connecting your K&F PIA LFX speaker, switch off all devices and turn down all fad- HINWEIS ers and encoders. • Be sure to use high-end speaker cables with an appropriate wire gauge. Select the wire size based on the cable length.
  • Page 29: Pinout

    K&F PIA LFX Pinout The PIA LFX speaker provides two SpeakOn ports at the top and two more at the bottom. In addition, there is a Phoenix terminal at the bottom. All ports are wired in parallel. The connector panel also features a selector switch to toggle the port wiring between 1+/1–...
  • Page 30: Operation In A Setup With Other K&F Woofers

    1 × PIA M + 1 × PIA LFX + PASSIO SUB 12 If you intend to use a K&F woofer as a sub-bass driver below the PIA LFX, we recommend using woofers from our NOMOS series and operating them in 60-Hz mode.
  • Page 31: Care And Maintenance

    User's Manual K&F PIA LFX Care and Maintenance • Perform a visual inspection before each installation. • Visually inspect the entire setup every six months. • When performing those checks, particularly look for deformations, cracks, dents, damage to threads, and corrosion. Also check slings and lifts (e.g. shackles, chains, and steel ropes) carefully for wear and deformation.
  • Page 32: Transportation And Storage

    User's Manual K&F PIA LFX PIA LFX 08.11.2023 11/08/2023 Transportation and Storage Store the product in a dry place. Also, transport under dry conditions only. During prolonged storage, ensure sufficient ventilation. Avoid vibrations during transport. Avoid mechanical stress during transport and storage, so the product is not damaged.
  • Page 33: Ec Declaration Of Conformity

    User's Manual K&F PIA LFX EC Declaration of Conformity © KLING & FREITAG GMBH Version 1.1 Page 33 of 36...
  • Page 34 THANK CHOOSING K&F. KLING & FREITAG GmbH Wohlenbergstr. 5 · D-30179 Hannover Tel +49 (0)511 969970 www.kling-freitag.de · info@kling-freitag.de...

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